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/*
* Copyright (C) 2009 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_BINDINGS_CORE_V8_LOCAL_WINDOW_PROXY_H_
#define THIRD_PARTY_BLINK_RENDERER_BINDINGS_CORE_V8_LOCAL_WINDOW_PROXY_H_
#include "base/memory/scoped_refptr.h"
#include "third_party/blink/renderer/bindings/core/v8/window_proxy.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/platform/bindings/dom_wrapper_world.h"
#include "third_party/blink/renderer/platform/bindings/script_state.h"
#include "third_party/blink/renderer/platform/wtf/assertions.h"
#include "third_party/blink/renderer/platform/wtf/text/atomic_string.h"
#include "v8/include/v8.h"
namespace blink {
class HTMLDocument;
class SecurityOrigin;
// Subclass of WindowProxy that only handles LocalFrame.
class LocalWindowProxy final : public WindowProxy {
public:
static LocalWindowProxy* Create(v8::Isolate* isolate,
LocalFrame& frame,
scoped_refptr<DOMWrapperWorld> world) {
return new LocalWindowProxy(isolate, frame, std::move(world));
}
void Trace(blink::Visitor*) override;
v8::Local<v8::Context> ContextIfInitialized() const {
return script_state_ ? script_state_->GetContext()
: v8::Local<v8::Context>();
}
// Update document object of the frame.
void UpdateDocument();
void NamedItemAdded(HTMLDocument*, const AtomicString&);
void NamedItemRemoved(HTMLDocument*, const AtomicString&);
// Update the security origin of a document
// (e.g., after setting docoument.domain).
void UpdateSecurityOrigin(const SecurityOrigin*);
private:
LocalWindowProxy(v8::Isolate*, LocalFrame&, scoped_refptr<DOMWrapperWorld>);
bool IsLocal() const override { return true; }
void Initialize() override;
void DisposeContext(Lifecycle next_status, FrameReuseStatus) override;
// Creates a new v8::Context with the window wrapper object as the global
// object (aka the inner global). Note that the window wrapper and its
// prototype chain do not get fully initialized yet, e.g. the window
// wrapper is not yet associated with the native DOMWindow object.
void CreateContext();
// Installs conditionally enabled features, if necessary.
void InstallConditionalFeatures();
// Associates the window wrapper and its prototype chain with the native
// DOMWindow object. Also does some more Window-specific initialization.
void SetupWindowPrototypeChain();
void SetSecurityToken(const SecurityOrigin*);
// Triggers updates of objects that are associated with a Document:
// - the activity logger
// - the document DOM wrapper
// - the security origin
void UpdateDocumentInternal();
// The JavaScript wrapper for the document object is cached on the global
// object for fast access. UpdateDocumentProperty sets the wrapper
// for the current document on the global object.
void UpdateDocumentProperty();
// Updates Activity Logger for the current context.
void UpdateActivityLogger();
LocalFrame* GetFrame() const { return ToLocalFrame(WindowProxy::GetFrame()); }
Member<ScriptState> script_state_;
};
DEFINE_TYPE_CASTS(LocalWindowProxy,
WindowProxy,
windowProxy,
windowProxy->IsLocal(),
windowProxy.IsLocal());
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_BINDINGS_CORE_V8_LOCAL_WINDOW_PROXY_H_
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